Blind fastener sleeve



FIG. 1 is a top-front perspective view of the blind fastener sleeve;

FIG. 2 is a bottom-rear perspective view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is another side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines in the drawings illustrate portions of the blind fastener sleeve and form no part of the claimed design. 

CLAIM The ornamental design for a blind fastener sleeve, as shown and described. 